Guitars, Electric Guitars, Banjos & Mandolins

All Gibson guitars are made in the USA. Solid body electrics, Custom Shop guitars, banjo and mandolins are made in Nashville, Tennessee. The hollow body electrics (i.e. ES-335) are made in Memphis Tennessee. The Gibson acoustic guitars are made in Bozeman Montana.
(per Gibson customer service email 12-10-09)

Acoustic Guitars

All Martin Guitars made in Nazareth PA (and solid wood), except for
a line of travel guitars made in Mexico (the lower end HPL
laminated guitars and the Backpacker).
The country of origin is clearly stated inside the guitar.
(per Martin Guitar customer service email 3-12-10)